Fix __init__ methods of brick initiator connectors

Wrong order of positional arguments in RemoteFsConnector __init__ call.
This only in RemoteFsConnector.__init__, but I decide also update
__init__ methods of other connectors to avoid errors in future.

Change-Id: I75d2c2d29e0330536e280614db1a13686cfd15e4
Closes-Bug: #1226830
Merge "Fix __init__ methods of brick initiator connectors"